Add patterns for logical and comparison operators

Author: cdce8p

language/syntaxes/expressions.tmGrammar.json

@@ -105,6 +105,12 @@
         {
           "include": "#string"
         },
+        {
+          "include": "#op-comparison"
+        },
+        {
+          "include": "#op-logical"
+        },
         {
           "include": "#number"
         },
@@ -141,6 +147,14 @@
       "begin": "'",
       "end": "'"
     },
+    "op-comparison": {
+      "name": "keyword.operator.comparison.github-actions-expression",
+      "match": "(==|!=)"
+    },
+    "op-logical": {
+      "name": "keyword.operator.logical.github-actions-expression",
+      "match": "(&&|\\|\\|)"
+    },
     "number": {
       "name": "constant.numeric.github-actions-expression",
       "match": "\\b[0-9]+(?:.[0-9]+)?\\b"